- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 3/38 - Windings characterised by the shape, form or construction of the insulation around winding heads, equalising connectors, or connections thereto
Patent holdings for IPC class H02K 3/38
Total number of patents in this class: 621
10-year publication summary
|
72
|
69
|
46
|
48
|
78
|
66
|
55
|
56
|
22
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nidec Corporation | 2579 |
52 |
| Mitsubishi Electric Corporation | 43934 |
49 |
| Denso Corporation | 23338 |
26 |
| Robert Bosch GmbH | 40953 |
24 |
| Siemens AG | 24990 |
18 |
| Black & Decker, Inc. | 2402 |
15 |
| Hitachi Astemo, Ltd. | 5618 |
15 |
| Toyota Motor Corporation | 28582 |
14 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
14 |
| Valeo Equipements Electriques Moteur | 1036 |
14 |
| Daikin Industries, Ltd. | 9495 |
12 |
| ZF Friedrichshafen AG | 6820 |
11 |
| Hamilton Sundstrand Corporation | 4525 |
9 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
8 |
| Innomotics GmbH | 451 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
7 |
| Aisin AW Co., Ltd. | 2430 |
7 |
| FANUC Corporation | 5803 |
7 |
| Top Co., Ltd. | 28 |
7 |
| Nissan Motor Co., Ltd. | 12249 |
6 |
| Other owners | 298 |